Cervical pregnancy. A. Transvaginal sonography, sagittal view of a cervical pregnancy. Sonographic findings with cervical pregnancy may include: (1) an hourglass uterine shape and ballooned cervical canal; (2) gestational tissue at the level of the cervix (black arrow); (3) absent intrauterine gestational tissue (white arrows); and (4) a portion of the endocervical canal seen interposed between the gestation and the endometrial canal. (Used with permission from Dr. Elysia Moschos.) B. Hysterectomy specimen containing a cervical ectopic pregnancy from a different case. (Used with permission from Dr. David Rahn.) Source: Ectopic Pregnancy, Williams Gynecology, 3e Citation: Hoffman BL, Schorge JO, Bradshaw KD, Halvorson LM, Schaffer JI, Corton MM. Williams Gynecology, 3e; 2016 Available at: http://obgyn.mhmedical.com/DownloadImage.aspx?image=/data/books/1758/p9780071849081-ch007_f011.png&sec=118168181&BookID=1758&ChapterSecID=118168057&imagename= Accessed: November 02, 2017 Copyright © 2017 McGraw-Hill Education. All rights reserved